diff --git a/package-lock.json b/package-lock.json
index 24a2c5b..391597a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -30,7 +30,7 @@
 				"koa": "2.13.4",
 				"pkg-dir": "6.0.1",
 				"ts-node": "10.9.1",
-				"typescript": "4.8.4"
+				"typescript": "4.9.3"
 			}
 		},
 		"node_modules/@babel/code-frame": {
@@ -3436,9 +3436,9 @@
 			}
 		},
 		"node_modules/typescript": {
-			"version": "4.8.4",
-			"resolved": "https://registry.npmjs.org/typescript/-/typescript-4.8.4.tgz",
-			"integrity": "sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==",
+			"version": "4.9.3",
+			"resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.3.tgz",
+			"integrity": "sha512-CIfGzTelbKNEnLpLdGFgdyKhG23CKdKgQPOBc+OUNrkJ2vr+KSzsSV5kq5iWhEQbok+quxgGzrAtGWCyU7tHnA==",
 			"dev": true,
 			"bin": {
 				"tsc": "bin/tsc",
@@ -6301,9 +6301,9 @@
 			}
 		},
 		"typescript": {
-			"version": "4.8.4",
-			"resolved": "https://registry.npmjs.org/typescript/-/typescript-4.8.4.tgz",
-			"integrity": "sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==",
+			"version": "4.9.3",
+			"resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.3.tgz",
+			"integrity": "sha512-CIfGzTelbKNEnLpLdGFgdyKhG23CKdKgQPOBc+OUNrkJ2vr+KSzsSV5kq5iWhEQbok+quxgGzrAtGWCyU7tHnA==",
 			"dev": true
 		},
 		"unbzip2-stream": {
diff --git a/package.json b/package.json
index 75bfe5a..ff6b727 100644
--- a/package.json
+++ b/package.json
@@ -52,6 +52,6 @@
 		"koa": "2.13.4",
 		"pkg-dir": "6.0.1",
 		"ts-node": "10.9.1",
-		"typescript": "4.8.4"
+		"typescript": "4.9.3"
 	}
 }